﻿/*
	Copyright (C) 2019 Zongming Liu <1849059316@qq.com>

	This program is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License along
	with this program; if not, write to the Free Software Foundation, Inc.,
	51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "Size.h"
#include "Vector.h"
namespace SkyEngine2d
{
	
	Size Size::ZERO = Size();
	
	Size::Size()
		:width(0), height(0)
	{
	}
	
	Size::Size(float width, float height)
		: width(width)
		, height(height)
	{
	}
	
	void Size::set(float w, float h)
	{
		width = w;
		height = h;
	}
	
	bool Size::operator==(const Size& r)const
	{
		if (this->width == r.width && this->height == r.height)
		{
			return true;
		}
		return false;
	}
	
	Size Size::operator-(const Vector2& r)
	{
		return Size(this->width - r.x, this->height - r.y);
	}
	
	Size& Size::operator=(const Size & size)
	{
		this->width = size.width;
		this->height = size.height;
		return *this;
	}
	
	Size& Size::operator=(const Vector2 & size)
	{
		this->width = size.x;
		this->height = size.y;
		return*this;
	}
}